* {
  margin: 0;
  padding: 0;
}

li {
  list-style: none;
}

a {
  text-decoration: none;
}

.header {
  position: absolute;
  width: 100%;
  height: 82px;
  z-index: 999;
}

.header .brain {
  width: 1240px;
  margin: 0 auto;
}

.header .brain .log {
  width: 125px;
  height: 24px;
  padding: 28px 0;
  float: left;
}

.header .brain .log a {
  display: block;
  width: 125px;
  height: 24px;
  padding-bottom: 3px;
  background-image: url("../image/meizuHomepageIMG/color\ LOG.png");
  background-size: contain;
  background-repeat: no-repeat;
}

.header .brain .shopping {
  display: block;
  float: right;
  background: url("../image/meizuHomepageIMG/baiShoping.png");
  width: 29px;
  height: 29px;
  margin: 27px 0 0 8px;
}

.header .brain .headZhuce {
  float: right;
  padding: 30px 0 0 8px;
  background: url("../image/meizuHomepageIMG/icon-default-user.png");
}

.header .brain .inpt {
  position: relative;
  float: right;
  width: 170px;
  height: 30px;
  margin: 26px 5px 0 10px;
  line-height: 29px;
  font-size: 12px;
  background-color: #fff;
  border-radius: 20px;
  border: 1px solid #999;
}

.header .brain .inpt input {
  display: block;
  border: none;
  padding: 0;
  outline: 0;
  width: 127px;
  height: 20px;
  margin-left: 15px;
  margin-top: 5px;
  transition: width 0.5s;
  font-size: 12px;
  line-height: 20px;
  color: #333;
  background: transparent;
  box-sizing: content-box;
  outline-offset: 0;
}

.header .brain .inpt a {
  display: block;
  position: absolute;
  top: 4px;
  right: 7px;
}

.header .brain .DaoHang {
  float: right;
  overflow: hidden;
  white-space: nowrap;
}

.header .brain .DaoHang li {
  float: left;
}

.header .brain .DaoHang li a {
  display: block;
  padding: 31px 20px 30px;
  line-height: 21px;
  font-size: 14px;
  transition: color 0.1s linear;
  color: #000000;
}

.header .brain .DaoHang li a:hover {
  color: #ff4132;
}

.tantou {
  width: 100%;
  background-color: #fff;
  position: absolute;
  top: 82px;
  transition: height 0.2s;
  z-index: 999;
}

.tantou .duan {
  position: absolute;
  width: 100%;
}

.tantou .duan ul {
  display: flex;
  justify-content: center;
  width: 100%;
}

.tantou .duan ul li {
  position: relative;
  padding: 5px 5px 20px;
  width: 132px;
  height: 115px;
  font-size: 12px;
  text-align: center;
  display: flex;
  flex-direction: column;
}

.tantou .duan ul li img {
  width: 120px;
  height: 120px;
  margin: 0 auto;
}

.tantou .duan ul li span {
  position: absolute;
  width: 100%;
  height: 131%;
  top: 0;
  left: 0;
  background-color: #fff;
  opacity: 0.01;
  transition: all 0.1s;
}

.tantou .duan ul li span.active {
  opacity: 0.2;
}

.tantou .duan ul li em {
  font-style: normal;
  margin-top: 5px;
}

.tantou .chang {
  width: 100%;
  margin: 0 auto;
  background-color: #fff;
}

.tantou .chang img {
  display: block;
  margin: 0 auto;
  width: 1240px;
}

.tantou div.active {
  display: none;
}
